1051111459325 has 12 divisors (see below), whose sum is σ = 1303455222708. Its totient is φ = 840839481600.

The previous prime is 1051111459319. The next prime is 1051111459327. The reversal of 1051111459325 is 5239541111501.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 49026373561 + 1002085085764 = 221419^2 + 1001042^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1051111459325 is a prime.

It is a super-2 number, since 2×1051111459325² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051111459327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 807602 + ... + 1659651.

It is an arithmetic number, because the mean of its divisors is an integer number (108621268559).

Almost surely, 2^{1051111459325} is an apocalyptic number.

It is an amenable number.

1051111459325 is a deficient number, since it is larger than the sum of its proper divisors (252343763383).

1051111459325 is a wasteful number, since it uses less digits than its factorization.

1051111459325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484304 (or 2484299 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 38.

The spelling of 1051111459325 in words is "one trillion, fifty-one billion, one hundred eleven million, four hundred fifty-nine thousand, three hundred twenty-five".